Ergonomic chair



FIG. 1 is an upper left front perspective view of my ergonomic chair and arm design;

FIG. 2 is an upper right rear perspective view of my ergonomic chair and arm design;

FIG. 3 is a lower right rear perspective view of my ergonomic chair and arm design;

FIG. 4 is a front elevational view of my ergonomic chair and arm design;

FIG. 5 is a right side elevational view of my ergonomic chair and arm design;

FIG. 6 is a rear elevational view of my ergonomic chair and arm design;

FIG. 7 is a left side elevational view of my ergonomic chair and arm design;

FIG. 8 is a top plan view of my ergonomic chair and arm design;

FIG. 9 is a bottom plan view of my ergonomic chair and arm design;

FIG. 10 is an upper left front perspective view of my ergonomic chair and arm design with the leg support portion extended;

FIG. 11 is an upper right rear perspective view of my ergonomic chair and arm design with the leg support portion extended;

FIG. 12 is a lower right rear perspective view of my ergonomic chair and arm design with the leg support portion extended;

FIG. 13 is a front elevational view of my ergonomic chair and arm design with the leg support portion extended;

FIG. 14 is a right side elevational view of my ergonomic chair and arm design with the leg support portion extended;

FIG. 15 is a rear elevational view of my ergonomic chair and arm design with the leg support portion extended;

FIG. 16 is a left side elevational view of my ergonomic chair and arm design with the leg support portion extended;

FIG. 17 is a top plan view of my ergonomic chair and arm design with the leg support portion extended;

FIG. 18 is a bottom plan view of my ergonomic chair and arm design with the leg support portion extended;

FIG. 19 is an upper left front perspective view of my ergonomic chair and arm design with the back support portion reclined;

FIG. 20 is an upper right rear perspective view of my ergonomic chair and arm design with the back support portion reclined;

FIG. 21 is a lower right rear perspective view of my ergonomic chair and arm design with the back support portion reclined;

FIG. 22 is a front elevational view of my ergonomic chair and arm design with the back support portion reclined;

FIG. 23 is a right side elevational view of my ergonomic chair and arm design with the back support portion reclined;

FIG. 24 is a rear elevational view of my ergonomic chair and arm design with the back support portion reclined;

FIG. 25 is a left side elevational view of my ergonomic chair and arm design with the back support portion reclined;

FIG. 26 is a top plan view of my ergonomic chair and arm design with the back support portion reclined; and,

FIG. 27 is a bottom plan view of my ergonomic chair and arm design with the back support portion reclined.

The broken line showing of ergonomic chair is for the purpose of illustrating the environmental structure and forms no part of the claimed design.

Dashed lines represent unclaimed features and environment and do not form a part of our design. When unclaimed features block the view of the claimed article, the dashed objects are either fragmented or removed. 

CLAIM The ornamental design for ergonomic chair, as shown and described. 